| Country: | Brazil |
| Title: | Convert altitudes obtained with Global Navigation Satellite Systems at orthometric altitudes |
| Description: | Through the MapGeo On-Line portal or the MAPGEO2015 application for Windows Desktop, the geoidal (N) undulation required for the conversion of ellipsoidal altitudes obtained with Global Navigation Satellite Systems (GNSS) at orthometric altitudes, |
| Link: | https://www.servicos.gov.br/servico/converter-altitudes-obtidas-com-sistemas-de-navegacao-global-por-satelite-em-altitudes-ortometricas?campaign=publico-alvo |
| Category: | Government Information :: Maps |